Branch Presence
Banks with Branches in Cambridge, MA
Bank of America, N.A. is the biggest bank in Cambridge, MA, with $3.50B in deposits at its Cambridge branches, 38.7% of the city's total as of the June 30, 2026 FDIC Summary of Deposits.
12 banks operate 35 branches in Cambridge, MA, ranked below by local branch count from the FDIC Summary of Deposits. This counts every bank with a branch here, not only banks headquartered locally.
Deposit share is each bank's share of the $9.03B held in Cambridge, MA, as of the June 30, 2026 FDIC Summary of Deposits, ranked by deposits (#1 is largest). Banks that book deposits at a headquarters branch can show a share that exceeds their local customer base.
| Bank | Branches in Cambridge | Local deposits | Deposit share |
|---|---|---|---|
| Bank of America, N.A. | 6 | $3.50B | 38.7% (#1) |
| Eastern Bank | 6 | $1.13B | 12.6% (#3) |
| Cambridge Savings Bank | 4 | $1.91B | 21.2% (#2) |
| Citizens Bank, N.A. | 4 | $619.3M | 6.9% (#4) |
| TD Bank, N.A. | 3 | $586.6M | 6.5% (#5) |
| East Cambridge Savings Bank | 3 | $494.2M | 5.5% (#6) |
| JPMorgan Chase Bank, N.A. | 2 | $256.5M | 2.8% (#7) |
| Santander Bank, N.A. | 2 | $169.7M | 1.9% (#9) |
| Manufacturers and Traders Trust Company | 2 | $29.0M | 0.3% (#12) |
| Leader Bank, N.A. | 1 | $240.4M | 2.7% (#8) |
| North Cambridge Co-Operative Bank | 1 | $60.3M | 0.7% (#10) |
| First-Citizens Bank & Trust Company | 1 | $29.6M | 0.3% (#11) |
County deposit market: Middlesex, MA
The $83.13B held across 42 FDIC-insured banks in this county, as of the June 30, 2026 FDIC Summary of Deposits. The 10 largest are shown; see every bank in the Middlesex, MA market with its change from a year earlier. Banks only: credit unions are not in the Summary of Deposits.
| Rank | Bank | Deposit share | Deposits | Branches |
|---|---|---|---|---|
| 1 | Bank of America, N.A. | 19.4% | $16.10B | 43 |
| 2 | Citizens Bank, N.A. | 10.6% | $8.80B | 49 |
| 3 | Cambridge Savings Bank | 6.4% | $5.31B | 19 |
| 4 | TD Bank, N.A. | 6.3% | $5.25B | 24 |
| 5 | Eastern Bank | 5.9% | $4.88B | 33 |
| 6 | Leader Bank, N.A. | 4.9% | $4.10B | 5 |
| 7 | Middlesex Savings Bank | 4.6% | $3.79B | 22 |
| 8 | Manufacturers and Traders Trust Company | 4.3% | $3.59B | 14 |
| 9 | Rockland Trust Company | 4.2% | $3.53B | 29 |
| 10 | Santander Bank, N.A. | 4.0% | $3.33B | 27 |
Metro area deposit market: Boston-Cambridge-Newton, MA-NH
The $580.15B held across 99 FDIC-insured banks in this metro area, as of the June 30, 2026 FDIC Summary of Deposits. The 10 largest are shown; see every bank in the Boston-Cambridge-Newton, MA-NH market with its change from a year earlier. Banks only: credit unions are not in the Summary of Deposits.
| Rank | Bank | Deposit share | Deposits | Branches |
|---|---|---|---|---|
| 1 | State Street Bank and Trust Company | 41.7% | $242.09B | 1 |
| 2 | Bank of America, N.A. | 16.0% | $92.81B | 113 |
| 3 | Citizens Bank, N.A. | 10.1% | $58.43B | 146 |
| 4 | Santander Bank, N.A. | 5.7% | $33.16B | 89 |
| 5 | Eastern Bank | 4.1% | $23.79B | 105 |
| 6 | TD Bank, N.A. | 3.1% | $17.80B | 88 |
| 7 | Rockland Trust Company | 2.7% | $15.40B | 110 |
| 8 | Beacon Bank & Trust | 1.3% | $7.63B | 34 |
| 9 | Needham Bank | 1.1% | $6.24B | 20 |
| 10 | Salem Five Cents Savings Bank | 1.0% | $6.04B | 34 |
Banks in Cambridge: common questions
What is the biggest bank in Cambridge, MA?
Bank of America, N.A. is the biggest bank in Cambridge, MA, with $3.50B in deposits at its Cambridge branches, 38.7% of the city's total as of the June 30, 2026 FDIC Summary of Deposits.
How many banks are in Cambridge, MA?
12 FDIC-insured banks operate 35 branches in Cambridge, MA as of the June 30, 2026 FDIC Summary of Deposits. This counts every bank with a branch in the city, not only banks headquartered there. Credit unions are not in the Summary of Deposits.
What are the largest banks in Cambridge, MA?
Ranked by deposits held in Cambridge branches as of the June 30, 2026 FDIC Summary of Deposits: 1. Bank of America, N.A. (38.7%); 2. Cambridge Savings Bank (21.2%); 3. Eastern Bank (12.6%); 4. Citizens Bank, N.A. (6.9%); 5. TD Bank, N.A. (6.5%). The share is each bank's part of all deposits in the city.
Largest banks in Massachusetts
For the state as a whole, see the largest banks in Massachusetts, ranked by total assets and by deposits in Massachusetts branches, or every bank in the Massachusetts bank directory.
Banks in other Massachusetts cities:
About this data
Branch counts and local deposits come from the FDIC Summary of Deposits, the annual June 30 survey of branch-office deposits for every FDIC-insured bank. Click any bank to see its full regulatory profile and complete branch network. Looking for banks headquartered here instead? See the US bank directory.